Assume a par value of $100 and semi-annual coupons for all bonds in the table below (and no accrued interest). Zero Coupon Bonds Price Year 0.5 1.0 99.50 98.00 Coupon Bonds Year 1.5 2.0 Coupon 2 2.5 Price 98.935 98.844 a. Calculate the yields of six-month, one-year, 18-month, and 24-month zero- coupon bonds assuming semi-annual compounding. b. A 2-year bond with a semi-annual coupon of 3% is trading at $98.95. Is there an arbitrage opportunity? Explain.